April 26, 2017Where: At 'The Circle' screening during the Tribeca Film Festival in New York City.
Photo: Chance Yeh/FilmMagic

March 13, 2017Where: At the New York screening of 'Beauty and the Beast.' Photo: 2017 Getty Images

March 10, 2017Where: At Sirius XM's Town Hall in New York City.
Photo: Cindy Ord/Getty Images for SiriusXM

March 2, 2017Where: At the premiere of Disney's Beauty and the Beast in Los Angeles.
Photo: Frazer Harrison/Getty Images

February 23, 2017Where: At the UK launch event for Beauty and the Beast in London.
Photo: Jeff Spicer/Getty Images

November 15, 2016Where: At the Museum of Modern Art Benefit in New York City. Photo: Rabbani and Solimene Photography/Getty Images

May 2, 2016Where: At the 'Manus x Machina: Fashion In An Age Of Technology' Costume Institute Gala at Metropolitan Museum of Art in New York Cit... May 2, 2016Where: At the 'Manus x Machina: Fashion In An Age Of Technology' Costume Institute Gala at Metropolitan Museum of Art in New York City. Photo: Dimitrios Kambouris/Getty Images

March 8, 2016Where: Representing HeForShe at the lighting of the Empire State Building on International Women's Day in New York City. Photo: As...March 8, 2016Where: Representing HeForShe at the lighting of the Empire State Building on International Women's Day in New York City. Photo: Astrid Stawiarz/Getty Images

February 5, 2016Where: At the premiere of the film Colonia Dignidad in Berlin. Photo: TOBIAS SCHWARZ/AFP/Getty Images

April 21, 2015 Where: At the TIME 100 Gala in New York City. Photo: TIMOTHY A. CLARY/AFP/Getty Images

December 1, 2014Where: At the British Fashion Awards in London. Photo: Pascal Le Segretain/Getty Images

June 3, 2013Where: At the premiere of 'This Is The End' in Los Angeles. Photo: Alberto E. Rodriguez/Getty Images

May 16, 2013Where: At the photocall for 'The Bling Ring' at the 66th Annual Cannes Film Festival. Photo: Andreas Rentz/Getty Images

May 16, 2013Where: At the 'The Bling Ring' screening at the 66th Annual Cannes Film Festival. Photo: VALERY HACHE/AFP/Getty Images

May 6, 2013Where: At the Costume Institute Gala for the 'PUNK: Chaos to Couture' exhibition at the Metropolitan Museum of Art in New York City. ... May 6, 2013Where: At the Costume Institute Gala for the 'PUNK: Chaos to Couture' exhibition at the Metropolitan Museum of Art in New York City. Photo: Dimitrios Kambouris/Getty Images

September 26, 2012Where: At the 'The Perks of Being A Wallflower' screening in London. Photo: Ian Gavan/Getty Images

September 13, 2012Where: At the Cinema Society screening of 'The Perks of Being A Wallflower' in New York City. Photo: Stephen Lovekin/Getty Im...September 13, 2012Where: At the Cinema Society screening of 'The Perks of Being A Wallflower' in New York City. Photo: Stephen Lovekin/Getty Images

September 10, 2012Where: At the premiere of 'The Perks of Being A Wallflower' in Los Angeles. Photo: Frederick M. Brown/Getty Images

September 8, 2012Where: At the official party for the cast of 'The Perks of Being A Wallflower' in Toronto. Photo: Jerod Harris/Getty Images Fo...September 8, 2012Where: At the official party for the cast of 'The Perks of Being A Wallflower' in Toronto. Photo: Jerod Harris/Getty Images For Vitaminwater

February 12, 2011Where: At the Finch and Partners Pre-BAFTA Awards party in London. Photo: Stuart Wilson/Getty Images

November 11, 2010Where: At the world premiere of 'Harry Potter and the Deathly Hallows--Part 1' in London. Photo: Gareth Cattermole/Getty Image...November 11, 2010Where: At the world premiere of 'Harry Potter and the Deathly Hallows--Part 1' in London. Photo: Gareth Cattermole/Getty Images

November 15, 2010Where: At the U.S. premiere of 'Harry Potter and the Deathly Hallows--Part 1' in New York City. Photo: Stephen Lovekin/Getty I...November 15, 2010Where: At the U.S. premiere of 'Harry Potter and the Deathly Hallows--Part 1' in New York City. Photo: Stephen Lovekin/Getty Images

June 25, 2010Where: At the Glastonbury Music Festival in Pilton, England. Photo: LEON NEAL/AFP/Getty Images

May 26, 2010Where: At the 2010 National Movie Awards in London. Photo: Gareth Cattermole/Getty Images

May 3, 2010Where: At the Costume Institute Gala Benefit for the 'American Woman: Fashioning a National Identity' exhibition at The Metropolitan ... May 3, 2010Where: At the Costume Institute Gala Benefit for the 'American Woman: Fashioning a National Identity' exhibition at The Metropolitan Museum of Art in New York City. Photo: Stephen Lovekin/Getty Images

March 25, 2010Where: At the London Showrooms cocktail party in New York City. Photo: Theo Wargo/Getty Images

September 22, 2009Where: At the Burberry Prorsum Spring/Summer 2010 show in London. Photo: Chris Jackson/Getty Images

July 9, 2009Where: At the U.S. premiere of 'Harry Potter and the Half-Blood Prince' in New York City. Photo: Stephen Lovekin/Getty Images

July 7, 2009Where: At the world premiere of 'Harry Potter and the Half-Blood Prince' in London. Photo: Tim Whitby/Getty Images

February 8, 2009Where: At the 2009 Orange British Academy Film Awards in London. Photo: Gareth Cattermole/Getty Images for Orange

February 7, 2009Where: At the 2009 Orange British Academy Film Awards Nominees Party in London. Photo: Stuart Wilson/Getty Images

December 7, 2008Where: At the premiere of 'The Tale of Despereaux' in Los Angeles. Photo: Frederick M. Brown/Getty Images

September 29, 2008Where: At the Christian Dior Spring/Summer 2008 show in Paris. Photo: Francois Durand/Getty Images

September 8, 2008Where: At the 2008 National Movie Awards in London. Photo: BEN STANSALL/AFP/Getty Images

March 9, 2008Where: At the Sony Ericsson Empire Film Awards in London. Photo: Dan Kitwood/Getty Images